Automated bubble detection apparatus and method

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United States of America Patent

PATENT NO 8854451
APP PUB NO 20130100278A1
SERIAL NO

13276837

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Abstract

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An automated hydrogen bubble detection apparatus includes a horizontal support surface on which a test coupon can be supported, a transparent tube having an open top and an open bottom and operable to contain a test solution when positioned on a test coupon, a camera arranged to view a test solution in the transparent tube, and a controller in communication with the camera and effective to operate the camera such that at least one video segment is recorded by the camera and analyzed to detect first bubble and continuous bubble generation. A method of evaluating corrosion resistance of coatings on aluminum and steel in acidic solution is also included.

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Patent Owner(s)

  • LAM RESEARCH CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cormier, Josh Los Gatos, US 1 3
Daugherty, John Fremont, US 72 945
Egley, Fred Dennis Sunnyvale, US 5 36
Hao, Fangli Cupertino, US 27 1589
Huang, Tuochuan Saratoga, US 23 685
Ronne, Allan Santa Clara, US 10 313
Shih, Hong Walnut, US 104 3478

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